GVG-318 The Perverted Association President and the Bratty Student Council - Setada Kanade

One day, Seta, the chairman of PTA who sends his son to a boarding school, learns of the existence of student council members who are bullying his son. In order to save her son, she intervenes with a high-handed attitude, but on the contrary, she becomes a prey to their extreme humiliation, such as aphrodisiacs, toy torture, and gang rape. What is Seta's fate as she falls victim to their poisonous fangs and turns into a sex slave?